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updated 9 months ago

Computational Geometry Toolbox by George Papazafeiropoulos

Convex hull, mesh generation, Delaunay triangulation, Voronoi diagram and other algorithms. (bounding box, concave, convex)

Bounding box of a random point set in 2-dimensional space

Bounding box of a random point set in 3-dimensional space

Bounding box of a random point set in 4-dimensional space

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updated 11 months ago

in_polyhedron by Jaroslaw Tuszynski

Tests if points are inside of triangulated volume. (geometry, inpolygon, inside)

Tutorial and tests of IN_POLYHEDRON function

in_polyhedron.m

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updated 1 year ago

inpoly mex file by Sebastien PARIS

Find points inside or on the border of a polygon (inpoly, points, inside)

test_inpoly

mexme_inpoly.m

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updated 1 year ago

inpolyhedron - are points inside a triangulated volume? by Sven

Sven (view profile)

Test if 3d points are inside a mesh. Or, voxelise a mask from a surface. Mesh can be non-convex too! (inpolygon, stl, mesh)

inpolyhedron(varargin)

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updated 1 year ago

intriangulation - which points are inside a 3d watertight triangulation? by Johannes Korsawe

Are 3D-testpoints located inside or outside an arbitrary watertight mesh with vertices and faces? (inside, 3d, point)

intriangulation(vertices,faces,testp)

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updated 2 years ago

Grid of points within a polygon by Sulimon Sattari

This function generates an array of points that lie within a given polygon (polygon, points, point)

polygrid( xv, yv, ppa)

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updated almost 4 years ago

Points On Line by Ankur Pawar

Linearly spaced points between two point and ,point in Convex Hull test. (points on line, line, 2d)

inConvHull(vert,face,testPoints)

pointsOnLine(point1,point2,numPoints)

sphericalDodecahedron

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updated 4 years ago

Check Whether a Point Lies Inside,Outside or On a Circle by Divakar Roy

Divakar Roy (view profile)

Checks whether a point lies inside,outside or on a circle defined by 3 other points. (approximation, interpolation, circle)

iscircle(X,Y,x,y)

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updated 5 years ago

Mesh2Tetra by Dirk-Jan Kroon

Dirk-Jan Kroon (view profile)

Convert a closed triangulated mesh to a tetrahedron volume ( like constrained Delaunay ) (constrained delaunay, delaunay, delaunayn)

BarycentricCoordinatesTetrahedron(p1,p2,p3,p4,rx,ry,rz)

BarycentricCoordinatesTriangle(VN0,VN1,VN2,rx,ry)

BoundaryCollapse3D(V,F,T,Options)

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updated 5 years ago

2D polygon interior detection by Bruno Luong

Bruno Luong (view profile)

Detect a whereas a point is interior or exterior to a 2D polygon (inpolygon, polygon, mesh)

benchinpoly(xv, yv, ntest)

insidepoly(varargin)

insidepoly_dblengine

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updated 5 years ago

Hide Images In Image by Divakar Roy

Divakar Roy (view profile)

Embedding Utility (image, hide, inside)

extract_image(source_image)

hide_image(src_img,varargin)

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updated 6 years ago

findsubmat by Matt Fig

Matt Fig (view profile)

Finds one matrix (a sub-matrix) within another. (submatrix, find, inside)

findsubmat(A,B)

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updated 6 years ago

inside triangle by Nassim Khaled

Nassim Khaled (view profile)

inside_triangle is used to check if a point P is inside the triangle P1P2P3 or not. (triangle, plane, inside)

inside_triangle(P,P1,P2,P3)

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updated 7 years ago

Fast InPolygon detection MEX by Guillaume JACQUENOT

Fast detection points inside a polygonal region (inpolygon, mex, polygon)

InPolygon_Test.m

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